Number of 7Xn arrays containing n copies of 0..7-1 with every element equal to or 1 greater than any north or west neighbors modulo 7 and the upper left element equal to 0.
A268123
Number of 7Xn arrays containing n copies of 0..7-1 with every element equal to or 1 greater than any north or west neighbors modulo 7 and the upper left element equal to 0.
Terms
- a(0) =1a(1) =2a(2) =5a(3) =15a(4) =67a(5) =457a(6) =9204a(7) =586844a(8) =36708187a(9) =1582675968a(10) =49970797654
External references
- oeis: A268123